구분 | 완전조망 | 부분조망 | 조망불가 | 계 |
---|---|---|---|---|
6BL | 34 (18%) | 69 (37%) | 86 (46%) | 189 (100%) |
7BL | 12 (7%) | 46 (26%) | 117 (67%) | 175 (100%) |
8BL | 10 (3%) | 94 (28%) | 226 (68%) | 330 (100%) |
9BL | 5 (1%) | 91 (27%) | 317 (77%) | 413 (100%) |
계 | 61 (6%) | 300 (27%) | 746 (67%) | 1,107 (100%) |